Merge pull request #238 from z1nkum/snapshot-fix-url-to-name

Fix google_compute_disk created from snapshot, forces new resource then apply once more

Author: paddycarver

google/resource_compute_disk.go

@@ -55,9 +55,10 @@ func resourceComputeDisk() *schema.Resource {
 			},
 
 			"image": &schema.Schema{
-				Type:     schema.TypeString,
-				Optional: true,
-				ForceNew: true,
+				Type:             schema.TypeString,
+				Optional:         true,
+				ForceNew:         true,
+				DiffSuppressFunc: linkDiffSuppress,
 			},
 
 			"project": &schema.Schema{
@@ -78,9 +79,10 @@ func resourceComputeDisk() *schema.Resource {
 			},
 
 			"snapshot": &schema.Schema{
-				Type:     schema.TypeString,
-				Optional: true,
-				ForceNew: true,
+				Type:             schema.TypeString,
+				Optional:         true,
+				ForceNew:         true,
+				DiffSuppressFunc: linkDiffSuppress,
 			},
 
 			"type": &schema.Schema{
@@ -261,10 +263,8 @@ func resourceComputeDiskRead(d *schema.ResourceData, meta interface{}) error {
 	if disk.DiskEncryptionKey != nil && disk.DiskEncryptionKey.Sha256 != "" {
 		d.Set("disk_encryption_key_sha256", disk.DiskEncryptionKey.Sha256)
 	}
-	if disk.SourceImage != "" {
-		imageUrlParts := strings.Split(disk.SourceImage, "/")
-		d.Set("image", imageUrlParts[len(imageUrlParts)-1])
-	}
+
+	d.Set("image", disk.SourceImage)
 	d.Set("snapshot", disk.SourceSnapshot)
 
 	return nil

google/resource_compute_disk_test.go

@@ -60,7 +60,7 @@ func TestAccComputeDisk_updateSize(t *testing.T) {
 	})
 }
 
-func TestAccComputeDisk_fromSnapshotURI(t *testing.T) {
+func TestAccComputeDisk_fromSnapshot(t *testing.T) {
 	diskName := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
 	firstDiskName := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
 	snapshotName := fmt.Sprintf("tf-test-%s", acctest.RandString(10))
@@ -74,7 +74,14 @@ func TestAccComputeDisk_fromSnapshotURI(t *testing.T) {
 		CheckDestroy: testAccCheckComputeDiskDestroy,
 		Steps: []resource.TestStep{
 			resource.TestStep{
-				Config: testAccComputeDisk_fromSnapshotURI(firstDiskName, snapshotName, diskName, xpn_host),
+				Config: testAccComputeDisk_fromSnapshot(firstDiskName, snapshotName, diskName, xpn_host, "self_link"),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckComputeDiskExists(
+						"google_compute_disk.seconddisk", &disk),
+				),
+			},
+			resource.TestStep{
+				Config: testAccComputeDisk_fromSnapshot(firstDiskName, snapshotName, diskName, xpn_host, "name"),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckComputeDiskExists(
 						"google_compute_disk.seconddisk", &disk),
@@ -251,7 +258,7 @@ resource "google_compute_disk" "foobar" {
 }`, diskName)
 }
 
-func testAccComputeDisk_fromSnapshotURI(firstDiskName, snapshotName, diskName, xpn_host string) string {
+func testAccComputeDisk_fromSnapshot(firstDiskName, snapshotName, diskName, xpn_host string, ref_selector string) string {
 	return fmt.Sprintf(`
 		resource "google_compute_disk" "foobar" {
 			name = "%s"
@@ -270,10 +277,10 @@ resource "google_compute_snapshot" "snapdisk" {
 }
 resource "google_compute_disk" "seconddisk" {
 	name = "%s"
-	snapshot = "${google_compute_snapshot.snapdisk.self_link}"
+	snapshot = "${google_compute_snapshot.snapdisk.%s}"
 	type = "pd-ssd"
 	zone = "us-central1-a"
-}`, firstDiskName, xpn_host, snapshotName, xpn_host, diskName)
+}`, firstDiskName, xpn_host, snapshotName, xpn_host, diskName, ref_selector)
 }
 
 func testAccComputeDisk_encryption(diskName string) string {